Cheap flights from Boston to Dublin

Logan
BOS
Dublin
DUB

Flight deals from Boston to Dublin

Below you can see the best deals on flights Boston — Dublin for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 30 September, from $272.

Top 10 cheap flights from Boston to Dublin

FI
FI
$ 282

Boston — Dublin

23:00—13:15
9 Sep 2026
9 h 15 m
1 stop
FI
FI
$ 283

Boston — Dublin

20:50—13:15
9 Sep 2026
11 h 25 m
1 stop
UA
UA
$ 316

Boston — Dublin

20:30—11:10
10 Sep 2026
9 h 40 m
1 stop
UA
UA
$ 316

Boston — Dublin

19:23—10:40
10 Sep 2026
10 h 17 m
1 stop
UA
UA
$ 316

Boston — Dublin

14:28—07:20
10 Sep 2026
11 h 52 m
1 stop
UA
UA
$ 316

Boston — Dublin

12:41—07:30
10 Sep 2026
13 h 49 m
1 stop
UA
UA
$ 316

Boston — Dublin

17:01—09:45
10 Sep 2026
11 h 44 m
1 stop
UA
UA
$ 316

Boston — Dublin

15:13—09:45
10 Sep 2026
13 h 32 m
1 stop
UA
UA
$ 316

Boston — Dublin

19:23—10:40
12 Sep 2026
10 h 17 m
1 stop
UA
UA
$ 316

Boston — Dublin

14:28—07:20
12 Sep 2026
11 h 52 m
1 stop

Prices were found in the last 72 hours and may change — check the exact price when you continue.

About the Boston — Dublin flight

Looking for cheap flights from Boston to Dublin? Compare fares from different airlines, check the flight schedule and travel time — and book your Boston — Dublin ticket online at the best price.

The route has direct flights — around 65 flights per week, flights are operated by Aer Lingus, JetBlue, Delta, Air France, a nonstop flight takes about 6 h, the distance between the cities is around 4,822 km.

Planning your trip? You may find our Dublin travel guide, how to get from the airport into town and Dublin weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $257Min. price
NovemberCheapest
AugustPeak season
YesDirect flights
4,822 kmDistance
6 hTravel time
4Airlines
65 / wkFlights

Flight schedule from Boston to Dublin

The table shows direct flights from Boston to Dublin on the selected date. The flight takes approximately 6 h. Regular flights are operated by Aer Lingus, JetBlue, Delta and Air France. Departures from Logan International Airport airports, arrivals at Dublin Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
Any time
Last update: 14 Aug 2026

Flight ticket prices by day: Boston — Dublin

Below is a calendar of the lowest flight ticket prices for Boston — Dublin by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $257 in November, and the most expensive are around $372 in August. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from Boston to Dublin by month. Tickets are usually cheapest in January (around $261) and priciest in June (about $391) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$261lowMay$351mediumSep$294low
Feb$296lowJun$391highOct$270low
Mar$325mediumJul$379highNov$284low
Apr$341mediumAug$370highDec$313medium

Some values are estimated based on seasonality.

When to fly

Weather in Dublin: it is warmest in July (up to 19 °C on average) and coolest in January (around 8 °C). The driest month is January.

Tickets are usually cheapest in November and most expensive in August. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Dublin

Dry and wet days · Dublin

Wind speed and direction · Dublin

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How to get the best deal on a Boston — Dublin ticket

  • Book ahead: fares for Boston — Dublin are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • The cheapest month to fly to Dublin is usually November — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Boston — Dublin route are operated by 4 airlines; Aer Lingus runs the most flights (around 55% of all flights). Compare carriers, flight shares and schedules below.

  • Aer LingusEI
    12x/week
    WebsiteFleet: 5710.7M pax/year
    • Direct flight BOS → DUB12x/week
      Duration
      6h 10m
      Days
      MTWTFSS
    55.4%Open →
  • JetBlueB6
    5x/week
    WebsiteFleet: 30742.5M pax/year
    • Direct flight BOS → DUB5x/week
    21.5%Open →
  • DeltaDL
    5x/week
    WebsiteFleet: 986190M pax/year
    • Direct flight BOS → DUB5x/week
    21.5%Open →
  • Air FranceAF
    1x/week
    WebsiteFleet: 22045M pax/year
    • Direct flight BOS → DUB1x/week
    1.5%Open →

Cities and airports on the Boston — Dublin route

Flights Boston — Dublin depart from Logan International Airport and arrive at Dublin Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Boston

BOS
United States
About the cityHow to get thereWeatherAll about the country United States
Arrival

Dublin

DUB
Ireland
About the cityHow to get thereWeatherAll about the country Ireland
Departure airports
Arrival airports

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Frequently asked questions about the Boston — Dublin flight

How long is the flight from Boston to Dublin?

A nonstop Boston — Dublin flight takes about 6 h — the distance between the cities is around 4,822 km.

How far is it from Boston to Dublin?

The distance from Boston to Dublin is about 4,822 km, which a nonstop flight covers in around 6 h.

Are there direct flights from Boston to Dublin?

Yes, there are nonstop flights Boston — Dublin — around 65 flights per week.

Which airlines fly from Boston to Dublin?

Airlines operating Boston — Dublin include Aer Lingus, JetBlue, Delta, Air France. See the full list with schedules in the "Airlines" section on this page.

Which airports do Boston — Dublin flights use?

Flights from Boston depart from Logan International Airport, and arrive at Dublin Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Boston to Dublin?

The price of a Boston — Dublin ticket depends on your travel date, season and demand: it is usually cheapest to fly in November, and most expensive in August. Tickets typically cost between $257 and $372. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Boston — Dublin?

Flights Boston — Dublin are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is November. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Boston to Dublin?

To catch a low fare Boston — Dublin, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually November.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

Where else you can fly from Boston

See all
New York CityWashington, D.C.ChicagoTorontoSan FranciscoAtlantaSeattleLos AngelesPhiladelphiaNantucketLondonDallasOrlandoDenverFort LauderdaleDetroitCharlotteRaleighMontrealNashvilleMarthas VineyardMiamiMinneapolisSan DiegoBuffaloPhoenixMadridTampaPittsburghClevelandBarcelonaIndianapolisSan JuanHoustonParisLas VegasAustinRichmondCincinnatiAmsterdam

Where else you can fly from Dublin

See all
LondonEdinburghAmsterdamManchesterParisBirminghamGlasgowNew York CityFrankfurt am MainMadridTorontoWashington, D.C.IstanbulChicagoMalagaMunichBarcelonaBristolZurichSouthamptonFaroLeedsLiverpoolLisbonRomeCopenhagenDohaDusseldorfAberdeenNewcastle upon TynePhiladelphiaMilanBerlinBrusselsMinneapolisAbu DhabiChisinauArrecifeDubaiOslo

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